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Atomfair 5-Methyl-3-phenylisoxazole-4-carboxylic acid C11H9NO3

Description 5-Methyl-3-phenylisoxazole-4-carboxylic acid (CAS No. 1136-45-4) is a high-purity organic compound with the molecular formula C11H9NO3. This white to off-white crystalline powder is a versatile isoxazole derivative, widely utilized as a key intermediate in pharmaceutical synthesis and organic research. With a molecular weight of 203.20 g/mol, it offers excellent solubility in common organic solvents such as ethanol, methanol, and dimethyl sulfoxide (DMSO). Our product is rigorously tested to meet >98% purity standards (HPLC) and is supplied with comprehensive analytical documentation including1H NMR,13C NMR, and mass spectrometry data. Ideal for medicinal chemistry applications, this compound is packaged under inert atmosphere to…

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Description

Description

5-Methyl-3-phenylisoxazole-4-carboxylic acid (CAS No. 1136-45-4) is a high-purity organic compound with the molecular formula C11H9NO3. This white to off-white crystalline powder is a versatile isoxazole derivative, widely utilized as a key intermediate in pharmaceutical synthesis and organic research. With a molecular weight of 203.20 g/mol, it offers excellent solubility in common organic solvents such as ethanol, methanol, and dimethyl sulfoxide (DMSO). Our product is rigorously tested to meet >98% purity standards (HPLC) and is supplied with comprehensive analytical documentation including 1H NMR, 13C NMR, and mass spectrometry data. Ideal for medicinal chemistry applications, this compound is packaged under inert atmosphere to ensure stability and long shelf life. Available in quantities from grams to kilograms with custom packaging options.

  • CAS No: 1136-45-4
  • Molecular Formula: C11H9NO3
  • Molecular Weight: 203.19
  • Exact Mass: 203.058243149
  • Monoisotopic Mass: 203.058243149
  • IUPAC Name: 5-methyl-3-phenyl-1,2-oxazole-4-carboxylic acid
  • SMILES: CC1=C(C(=NO1)C2=CC=CC=C2)C(=O)O
  • Synonyms: 5-Methyl-3-phenylisoxazole-4-carboxylic acid, 4-Isoxazolecarboxylic acid, 5-methyl-3-phenyl-, 5-Methyl-3-phenyl-4-isoxazolecarboxylic acid, Pmic acid, 3-Phenyl-5-methylisoxazol-4-carbonsaeure

Application

5-Methyl-3-phenylisoxazole-4-carboxylic acid serves as a crucial building block in the synthesis of various bioactive compounds, particularly in the development of anti-inflammatory and antimicrobial agents. Researchers utilize this isoxazole derivative in heterocyclic chemistry to create novel pharmaceutical intermediates. The compound’s unique structure makes it valuable for studying structure-activity relationships in medicinal chemistry programs. It has shown potential applications in the development of COX-2 inhibitors and other enzyme-targeting therapeutics.

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